package com.atguigu.gulimall.order.listener;

import com.alipay.api.AlipayApiException;
import com.alipay.api.internal.util.AlipaySignature;
import com.atguigu.gulimall.order.config.AlipayTemplate;
import com.atguigu.gulimall.order.service.OrderService;
import com.atguigu.gulimall.order.vo.PayAsyncVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import java.io.UnsupportedEncodingException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

@RestController
public class OrderPayedListener {


    @Autowired
    AlipayTemplate alipayTemplate;

    @Autowired
    OrderService orderService;

    @PostMapping("/order/order/status/1")
    public String handleAlipayed2() {

        return "success";
    }

    /**
     * 支付宝成功异步通知
     *
     * @param request
     * @return
     */
    @PostMapping("/payed/notify")
    public String handleAlipayed(PayAsyncVo vo, HttpServletRequest request) throws AlipayApiException, UnsupportedEncodingException {
        Map<String, String[]> requestParams = request.getParameterMap();
        System.out.println("支付宝通知到位了。。。信息：" + requestParams);

        return "success";

//        //只要我们收到了支付宝给我们异步的通知，告诉我们订单支付成功。返回success，支付宝就再也不通知
////        Map<String, String[]> map = request.getParameterMap();
////        for (String key : map.keySet()) {
////            String value = request.getParameter(key);
////            System.out.println("参数名："+key+"==>参数值："+value);
////        }
//        //验签
//        Map<String,String> params = new HashMap<String,String>();
//        Map<String,String[]> requestParams = request.getParameterMap();
//        for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext();) {
//            String name = (String) iter.next();
//            String[] values = (String[]) requestParams.get(name);
//            String valueStr = "";
//            for (int i = 0; i < values.length; i++) {
//                valueStr = (i == values.length - 1) ? valueStr + values[i]
//                        : valueStr + values[i] + ",";
//            }
//            //乱码解决，这段代码在出现乱码时使用
////            valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");
//            params.put(name, valueStr);
//        }
//
//        boolean signVerified = AlipaySignature.rsaCheckV1(params, alipayTemplate.getAlipay_public_key(), alipayTemplate.getCharset(), alipayTemplate.getSign_type()); //调用SDK验证签名
//        if(signVerified){
//            System.out.println("签名验证成功...");
//            String result = orderService.handlePayResult(vo);
//            return result;
//        }else {
//            System.out.println("签名验证失败...");
//            return "error";
//        }
    }
}
